Physics, asked by bawanbawan29645, 4 months ago

Quy What is an echo ? When is it possible to hear ancha​

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Answered by sarikarajawat2901
2

Answer:

In audio signal processing and acoustics, echo is a reflection of sound that arrives at the listener with a delay after the direct sound. ... Typical examples are the echo produced by the bottom of a well, by a building, or by the walls of an enclosed room and an empty room.

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